<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="one.css">
</head>

<body>
    <!-- <h1 align="center">hello</h1>
    <p>这是一个<br />测试页面。</p>
    <hr color="red" width="200px" size="100px" align="right"/>
    <h2 align="rightb">sdasd</h2> -->
    <!-- <img src="steam.png" alt="steam logo" width="300px" height="300px" title="steam"/>
    <p>这是一个测试页面。</p> -->
    <!-- <a href="1.html">链接到1.html</a>
    <a href="https://www.runoob.com/cplusplus/cpp-tutorial.html">链接到2.html</a> -->
    <!-- <p>你好</p>
    <em>这是一个测试页面。</em>
    <i>这是二个测试页面。</i>
    <b>这是五个测试页面。</b>
    <strong>这是三个测试页面。</strong> 
    <span>这是四个测试页面。</span>
    <del>这是六个测试页面。</del> -->
    <!-- <ol type="A">
        <li>
            <a href="1.html">链接到1.html</a>
        </li>
        <li>
            <a href="https://www.runoob.com/cplusplus/cpp-tutorial.html">链接到2.html</a>
        </li>
    </ol>

    <ol>
        <li>
            <ol>
                <li>
                    <a href="1.html">链接到1.html</a>
                </li>
                <li>
                    <a href="https://www.runoob.com/cplusplus/cpp-tutorial.html">链接到2.html</a>
                </li>
            </ol>
        </li>
    </ol> -->
    <!-- <ul type="circle">
        <li>
            <a href="1.html">链接到1.html</a>
        </li>
        <li>
            <a href="https://www.runoob.com/cplusplus/cpp-tutorial.html">链接到2.html</a>
        </li>
    </ul> -->
    <!-- <h1></h1>
     h$*n
    <h2></h2>
    <h3></h3>
    <h4></h4>
    <h5></h5>
    <h6></h6> -->
    <!-- <ul>
        ul>li*n
        <li></li>
        <li></li>
        <li></li> -->
    <!-- </ol>
    </ul>
    <ul>
        <li>
            <ul>
                <li>
                    <a href="1.html">链接到1.html</a>
                </li>
                <li>
                    <a href="https://www.runoob.com/cplusplus/cpp-tutorial.html">链接到2.html</a>
                </li>
            </ul>
        </li>
    </ul> -->
    <!-- <table border="1" cellpadding="10" cellspacing="0" width="500px">
        colspan行数
        <br />
        rowspan列数
        <br />
        左上为基准

        <br />
        table>tr*n>td*n{内容}

        <tr>
            <td colspan="2">1</td>
            <td>2</td> -->
        <!-- </tr>
        <tr>
            <td>3</td>
            <td>4</td>
        </tr>
        <tr>
            <td>5</td>
            <td>6</td>
        </tr>
    </table> -->
    <!-- <form action="https://www.baidu.com/s" method="post " name="form1" align="center">
        <label for="username">用户名:</label>
        <input type="text" id="username" name="username" required>
        <br>
        <label for="password">密码:</label>
        <input type="password" id="password" name="password" required>
        <br>
        <input type="submit" value="提交">
    </form> -->
    <p>你好</p>
</body>

</html>